Home / 20,348,839.30-30,523,258.95-17,608,965.70

Finding the Fourth Proportional to 20,348,839.30, 30,523,258.95 and 17,608,965.70

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Solution

The fourth proportional to 20,348,839.30, 30,523,258.95 and 17,608,965.70 is: 26,413,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,839.30 : 30,523,258.95 = 17,608,965.70 : x
  2. Step 2: Convert to fraction form
    20,348,839.30/30,523,258.95 = 17,608,965.70/x
  3. Step 3: Cross multiply
    20,348,839.30x = 30,523,258.95 × 17,608,965.70
  4. Step 4: Simplify right side
    20,348,839.30x = 537,483,019,902,768
  5. Step 5: Solve for x
    x = 537,483,019,902,768/20,348,839.30
  6. Step 6: Final answer
    x = 26,413,448.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.